Year Billion Current Dollars 1929 8.90000 1930 6.40000 1931 4.10000 1932 2.00000 1933 1.50000 1934 1.90000 1935 2.40000 1936 3.30000 1937 4.40000 1938 3.90000 1939 4.90000 1940 5.70000 1941 6.90000 1942 4.00000 1943 2.70000 1944 3.10000 1945 4.40000 1946 14.0000 1947 18.6000 1948 23.3000 1949 22.2000 1950 28.6000 1951 28.4000 1952 28.6000 1953 30.6000 1954 32.7000 1955 37.6000 1956 38.9000 1957 38.1000 1958 37.4000 1959 42.1000 1960 41.0000 1961 41.0000 1962 44.6000 1963 46.6000